*,
*:before,
*:after {
    box-sizing: border-box;
    outline: none;
}

body {
    background: #f0f6fc;
    font: 14px/1 'Open Sans', helvetica, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.page {
    height: 480px;
    width: 280px;
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    background: #1e384c;
    border-radius: 6px;
    overflow: hidden;
}

.page_animated .button:before {
    -webkit-animation: button-shadow .25s;
    animation: button-shadow .25s;
}

.page_animated .bubble_1 {
    -webkit-animation: bubble-1 .75s linear -.3s;
    animation: bubble-1 .75s linear -.3s;
}

.page_animated .bubble_2 {
    -webkit-animation: bubble-2 .75s linear;
    animation: bubble-2 .75s linear;
}

.page_animated .bubble_3 {
    -webkit-animation: bubble-3 .75s linear;
    animation: bubble-3 .75s linear;
}

.button {
    z-index: 15;
    position: absolute;
    width: 50%;
    bottom: 8%;
    left: 25%;
    color: #fff;
    border: 2px solid #fff;
    border-radius: 1.5rem;
    text-align: center;
    text-transform: uppercase;
    font-size: 1.2rem;
    padding: .7rem 0;
    background: none;
    font-weight: 600;
    cursor: pointer;
}

.button:before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    border: inherit;
    border-radius: inherit;
}

.percent {
    color: #fff;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    text-align: center;
    font-weight: lighter;
    z-index: 10;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.percent__inner {
    display: inline-block;
}

.percent__num {
    display: inline-block;
    font-size: 6rem;
}

.percent__sign {
    display: inline-block;
    font-size: 4rem;
}

.water {
    position: absolute;
    height: 100%;
    width: 100%;
    z-index: 5;
    bottom: 0;
    left: 0;
    background: #32bafa;
    -webkit-transform: translate(0, 50%);
    transform: translate(0, 50%);
}

.water__inner {
    position: absolute;
    width: 100%;
    height: 50%;
    top: 0;
    left: 0;
    overflow: hidden;
}

.water__wave {
    width: 200%;
    position: absolute;
    bottom: 100%;
}

.water__wave_back {
    right: 0;
    fill: #2c7fbe;
    -webkit-animation: wave-back 1.4s infinite linear;
    animation: wave-back 1.4s infinite linear;
}

.water__wave_front {
    left: 0;
    fill: #32bafa;
    margin-bottom: -1px;
    -webkit-animation: wave-front .7s infinite linear;
    animation: wave-front .7s infinite linear;
}

.bubble {
    position: absolute;
    bottom: 80px;
    left: 50%;
    width: 20px;
    height: 20px;
    margin-left: -10px;
    background: #fff;
    border-radius: 50%;
    -webkit-transform: scale(0) translate(0, 0);
    transform: scale(0) translate(0, 0);
    opacity: 0;
}

.bubble_2 {
    margin-left: -20px;
}

@-webkit-keyframes wave-front {
    100% {
        -webkit-transform: translate(-50%, 0);
        transform: translate(-50%, 0);
    }
}

@keyframes wave-front {
    100% {
        -webkit-transform: translate(-50%, 0);
        transform: translate(-50%, 0);
    }
}

@-webkit-keyframes wave-back {
    100% {
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
    }
}

@keyframes wave-back {
    100% {
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
    }
}

@-webkit-keyframes button-shadow {
    0% {
        opacity: 1;
        -webkit-transform: scale(1);
        transform: scale(1);
    }
    100% {
        opacity: 0;
        -webkit-transform: scale(1.6);
        transform: scale(1.6);
    }
}

@keyframes button-shadow {
    0% {
        opacity: 1;
        -webkit-transform: scale(1);
        transform: scale(1);
    }
    100% {
        opacity: 0;
        -webkit-transform: scale(1.6);
        transform: scale(1.6);
    }
}

@-webkit-keyframes bubble-1 {
    0% {
        opacity: 1;
        -webkit-transform: scale(0) translate(0, 0);
        transform: scale(0) translate(0, 0);
    }
    25% {
        -webkit-transform: scale(.25) translate(20px, -25px);
        transform: scale(.25) translate(20px, -25px);
    }
    50% {
        -webkit-transform: scale(.5) translate(40px, -50px);
        transform: scale(.5) translate(40px, -50px);
    }
    75% {
        -webkit-transform: scale(.75) translate(20px, -75px);
        transform: scale(.75) translate(20px, -75px);
    }
    100% {
        -webkit-transform: scale(1) translate(10px, -100px);
        transform: scale(1) translate(10px, -100px);
    }
}

@keyframes bubble-1 {
    0% {
        opacity: 1;
        -webkit-transform: scale(0) translate(0, 0);
        transform: scale(0) translate(0, 0);
    }
    25% {
        -webkit-transform: scale(.25) translate(20px, -25px);
        transform: scale(.25) translate(20px, -25px);
    }
    50% {
        -webkit-transform: scale(.5) translate(40px, -50px);
        transform: scale(.5) translate(40px, -50px);
    }
    75% {
        -webkit-transform: scale(.75) translate(20px, -75px);
        transform: scale(.75) translate(20px, -75px);
    }
    100% {
        -webkit-transform: scale(1) translate(10px, -100px);
        transform: scale(1) translate(10px, -100px);
    }
}

.tracker {
    position: absolute;
    top: 10%;
    left: 0;
    width: 100%;
    color: #fff;
    text-align: center;
    height: 74px;
    overflow: hidden;
    z-index: 20;
}

.tracker__inner {
    -webkit-transition: -webkit-transform .2s ease-in-out;
    transition: -webkit-transform .2s ease-in-out;
    transition: transform .2s ease-in-out;
    transition: transform .2s ease-in-out, -webkit-transform .2s ease-in-out;
}

.tracker__item {
    -webkit-transition: opacity .2s ease-in-out;
    transition: opacity .2s ease-in-out;
    font-size: 1.1rem;
    padding-bottom: 10px;
    opacity: .7;
}

.tracker__item_active {
    opacity: 1;
}

@-webkit-keyframes bubble-2 {
    0% {
        opacity: 1;
        -webkit-transform: scale(0) translate(-20px, -10px);
        transform: scale(0) translate(-20px, -10px);
    }
    25% {
        -webkit-transform: scale(.25) translate(-40px, -45px);
        transform: scale(.25) translate(-40px, -45px);
    }
    50% {
        -webkit-transform: scale(.5) translate(-60px, -70px);
        transform: scale(.5) translate(-60px, -70px);
    }
    75% {
        -webkit-transform: scale(.75) translate(-40px, -95px);
        transform: scale(.75) translate(-40px, -95px);
    }
    100% {
        -webkit-transform: scale(1) translate(-30px, -100px);
        transform: scale(1) translate(-30px, -100px);
    }
}

@keyframes bubble-2 {
    0% {
        opacity: 1;
        -webkit-transform: scale(0) translate(-20px, -10px);
        transform: scale(0) translate(-20px, -10px);
    }
    25% {
        -webkit-transform: scale(.25) translate(-40px, -45px);
        transform: scale(.25) translate(-40px, -45px);
    }
    50% {
        -webkit-transform: scale(.5) translate(-60px, -70px);
        transform: scale(.5) translate(-60px, -70px);
    }
    75% {
        -webkit-transform: scale(.75) translate(-40px, -95px);
        transform: scale(.75) translate(-40px, -95px);
    }
    100% {
        -webkit-transform: scale(1) translate(-30px, -100px);
        transform: scale(1) translate(-30px, -100px);
    }
}

@-webkit-keyframes bubble-3 {
    0% {
        opacity: 1;
        -webkit-transform: scale(0) translate(0, 0);
        transform: scale(0) translate(0, 0);
    }
    25% {
        -webkit-transform: scale(.25) translate(0, -20px);
        transform: scale(.25) translate(0, -20px);
    }
    50% {
        -webkit-transform: scale(.5) translate(-10px, -40px);
        transform: scale(.5) translate(-10px, -40px);
    }
    75% {
        -webkit-transform: scale(.75) translate(10px, -60px);
        transform: scale(.75) translate(10px, -60px);
    }
    100% {
        -webkit-transform: scale(1) translate(0, -100px);
        transform: scale(1) translate(0, -100px);
    }
}

@keyframes bubble-3 {
    0% {
        opacity: 1;
        -webkit-transform: scale(0) translate(0, 0);
        transform: scale(0) translate(0, 0);
    }
    25% {
        -webkit-transform: scale(.25) translate(0, -20px);
        transform: scale(.25) translate(0, -20px);
    }
    50% {
        -webkit-transform: scale(.5) translate(-10px, -40px);
        transform: scale(.5) translate(-10px, -40px);
    }
    75% {
        -webkit-transform: scale(.75) translate(10px, -60px);
        transform: scale(.75) translate(10px, -60px);
    }
    100% {
        -webkit-transform: scale(1) translate(0, -100px);
        transform: scale(1) translate(0, -100px);
    }
}